This connection requires the Oracle Client Software to be installed which can be downloaded from Oracle directly.
To connect to Oracle using the OleDB Database connection with an Oracle OleDB database driver.
Your connection string should look similar to: provider=OraOLEDB.Oracle;data source=ORACLE01/XEPDB1;user id=HR;password=hr
You can find other sample connection string examples here.
Provider=OraOLEDB.Oracle;Data Source=OracleDB;User Id=username;Password=password;
Provider=OraOLEDB.Oracle;Data Source=OracleDB;OSAuthent=1;
Provider=OraOLEDB.Oracle;Data Source=(DESCRIPTION=(CID=GTU_APP)(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=myHost)(PORT=myPort)))(CONNECT_DATA=(SID=MyOracleSID)(SERVER=DEDICATED)));User Id=username;Password=password;